Broadly speaking, clinical decision support has always existed in medicine through tools clinicians create that help them make accurate, reliable, and efficient decisions. In the modern era, a clinical decision support system (CDSS) refers to “any electronic system designed to aid directly in clinical decision making, in which characteristics of individual patients are used to generate patients...

As its primary evaluation measure, the TREC 2012 Contextual Suggestion Track used precision@5. Unfortunately, this measure is not ideally suited to the task. The task in this track is different from IR systems where precision@5, and similar measures, could more readily be used. Track participants returned travel suggestions that included brief descriptions, where the availability of these descr...

Query expansion is extensively applied in information retrieval systems, such as search engines. Most conventional approaches to query expansion have been developed based on textual analysis of documents. However, different issues such as segmentation and feature selection must be addressed, which might influence performance seriously. This work focuses mainly on avoiding the above problems of ...

In this paper we described our efforts for TREC contextual suggestion task. Our goal of this year is to evaluate the effectiveness of: (1) predict user preferences of each scenic spot based on non-negtive matrix factorization, (2) automatic summarization method that leverages the information from multiple resources to generate the description for each candidate scenic spots; and (3) hybrid reco...

In this paper, we evaluate query term suggestion in the context of academic professional search. Our overall goal is to support scientists in their information seeking tasks. We set up an interactive search system in which terms are extracted from clicked documents and suggested to the user before every query specification step. We evaluated our method with the iSearch collection of academic in...